(19)

(11)

EP 2 230 982 A1

(12)

(43) Date of publication: 29.09.2010 Bulletin 2010/39 (21) Application number: 08855387.0 (22) Date of filing: 14.11.2008

(51) International Patent Classification (IPC):  A47L 9/02(2006.01) (86) International application number: PCT/US2008/083518 (87) International publication number: WO 2009/070454 (04.06.2009 Gazette 2009/23)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 27.11.2007 US 945645 (71) Applicant: The Servicemaster Company 860 Ridge Lake Boulevard Memphis, Tennessee 38120 (US)	(72) Inventor: LOFTIS, Tony Oakland Tennessee 38060 (US) (74) Representative: Nguyen Van Yen, Christian  Marks & Clerk France Conseils en Propriété Industrielle Immeuble " Visium " 22, avenue Aristide Briand 94117 Arcueil Cedex 94117 Arcueil Cedex (FR)